Cecilia E. Nugraheni is a lecturer at Department of Informatics, Parahyangan Catholic University, Bandung. She is currently the Dean of Faculty of Information Technology and Sciences. She holds Bachelor Degree and Master Degree from ITB (Informatics). In 2004, she finished her PhD in Informatics (Formal Methods) from the Ludwig-Maximilians Universitaet, Munich, Germany. Her research interests are formal methods, intelligent systems, and multi agent systems. She has been involved as jury member in several Science and Informatics related competitions for more than 10 years.


Ferry Jaya Permana is a lecturer at Department of Mathematics, Parahyangan Catholic University, Bandung. He holds Bachelor Degree from ITB (Mathematics) and Master Degree from ITB (Actuarial Mathematics). He finished his PhD in Mathematical Finance from the Delft University of Technology, Netherlands in 2008. He completed the KNAW (Royal Netherlands of Academy of Arts and Sciences) Postdoc Programme in study of the Risks Management with Derivatives in Emerging Markets at the Free University, Netherlands – Universitas Gajah Mada, Yogyakarta. He has been involved as jury in UNPAR’s Mathematics Competition for more than 10 years.


Philips Nicolas Gunawidjaja obtained his PhD in Physics from the University of Warwick, UK and completed his Postdoctoral studies in Biomaterials at the Arrhenius Laboratory, University of Stockholm, Sweden. He has worked for over 15 years in the field of education as a teacher, lecturer, teacher trainer, curriculum and materials designer, and education consultant. He has special interest in teacher training and curriculum and materials development.


Dharma Lesmono is professor in the Department of Mathematics, Universitas Katolik Parahyangan where he has been working for more than 27 years. He is currently the Head of Institute Quality Assurance Universitas Katolik Parahyangan (UNPAR). He holds Bachelor Degrees from ITB (Mathematics) and UNPAR (Accounting). He completed his Master Degrees from ITB (Industrial Engineering) and The University of Twente, The Netherlands (Mathematics). In 2006, he finished his PhD from The University of Queensland, Australia (Mathematics). He has been involved as jury in UNPAR’s Mathematics Competition for more than 12 years.



Mariskha Tri Adithia obtained her bachelor’s degree from Department of Mathematics, Bandung Institute of Technology. She then continued her study to pursue a master’s degree in Technishe Universiteit Eindhoven, the Netherlands, in Information Security Technology. In 2008, she finished her professional doctorate study, in the same university, majoring in Communication and Information. During this professional doctorate study, Mariskha involved in a project which evaluating smart card security; working together with Brightsight, a security laboratory in Delft, the Netherlands.  After finishing her study, she worked as an IT consultant at Collis B.V., a company in Leiden, the Netherlands, specializing in testing payment systems and smart cards.

In 2010, Mariskha started working at Department of Informatics, Parahyangan University (UNPAR) and currently, she is the head of the Department of Informatics. She teaches some mathematics, information security, and cryptography courses in the department. Those areas are also her main research interest.


Hokky Situngkir was born on February 7 th , 1978, and is currently the director of Research Center for Complexity Studies in Surya University and the President of the Bandung Fe Institute, the institute for social complexity in Indonesia. His research spectrum is diverse from computational sociology studies, memetics and cultural evolutionary studies, dynamical system analysis, neural network and statistical modeling, and financial analysis. His works have been awarded the 101, 102, 103, and 104 most prospective Innovations in Indonesia (2009-2011) by the Republic of Indonesia Research and Technology Ministry. He was a laurete of Ahmad Bakrie Award (2011) for outstanding young scientist. His works on Indonesian Batik were recorded by Indonesian Record Museum (MURI) and received the National Intellectual Property Award from the Republic Indonesia Ministry of Law and Human Rights (2013). He received the Silver Medal of Ganesha Innovation Champinship Award (GICA, 2014) from the Association of Institut Teknologi Bandung Alumni. Situngkir is an Ashoka Fellow (2012) and the national Tempo news magazine named him as one of the 10 Inventors in Indonesia (2012).


Syailendra Harahap graduated from Universitas Katolik Parahyangan, Bandung, Indonesia. He started his work promoting science in Indonesia by develop experiment for science television program “Galileo” (2004) and “Science is Fun” (2011). He also conduct teachers training and workshop “fun with science & research” accross islands and remote areas in Indonesia for more than ten years. Syailendra is director and one of the founder of Center for Innovative Learning, steering committee member of Asia Pacific Conference of Young Scientists (APCYS), president of International Science Enterprise Challenge (ISEC), and he also jury member in international science fairs and International Conference of Young Scientists (ICYS).


Reinard Primulando is the Chairman of the Physics Department, Universitas Katolik Parahyangan. In 2012, he graduated as a PhD from The College of William and Mary, USA. Since then he worked as a postdoctoral fellow at The Johns Hopkins University before joining the Physics Department, Universitas Katolik Parahyangan. He has been involved as an advisor for the teams from Universitas Katolik Parahyangan in the Mathematical Contest in Modelling and The University Physics Competition. He also served as a judge in the International Physics Olympiad 2017 and the Asia Pacific Conference of Young Scientists 2020.



Benny Yong is currently a lecturer at Department of Mathematics, Parahyangan Catholic University, Bandung, and has 15 years of experience in mathematics research and teaching. He obtained a Ph.D. degree in mathematics from Sultan Idris Education University, Malaysia, in 2017. He is also a mathematics trainer, with a strong passion in mathematical problem solving, and as jury member in many mathematics competitions. He also wrote mathematics books and active in writing papers to journals, giving presentations, and in conducting workshops and trainings in Indonesia. His research interests are population dynamics, mathematical modelling, and recreational mathematics.


Jonathan Hoseana is a lecturer in the Department of Mathematics, Parahyangan Catholic University, Bandung, Indonesia. He received a BSc from the same university, before an MSc and a PhD from Queen Mary University of London, United Kingdom. He works primarily in the area of dynamical systems, but also in educational aspects of university-level mathematics. He is the author of a number of books on mathematical olympiads and competitions.


Kezia Amadea obtained her bachelor’s degree from Department of Mathematics Education, Sanata Dharma University. She is currently a full-time mathematics teacher at one of the private high schools in Bandung.


Farah Kristiani is currently affiliated with Parahyangan Catholic University, Bandung, Indonesia as a lecturer of Mathematics Department. She received her PhD degree in Applied Statistics from Sultan Idris Education University, Perak, Malaysia, in 2019. Her present research interest includes Bayesian dengue disease modeling, and actuarial science in life insurance.


Daniel Salim is a lecturer at Department of Mathematics, Parahyangan Catholic University, Bandung.

He holds Bachelor Degree and Master Degree from UI (Mathematics).

In 2019, he finished his Doctoral Degree in Mathematics from ITB. 

His research interests are Morrey Spaces and Fractional Integral Operator. 

His hobby is playing Go.



Andreas Parama Wijaya is a lecturer and the Head of Modeling and Simulation Laboratory at Department of Mathematics, Parahyangan Catholic University, Bandung. He obtained his PhD in Applied Mathematics from University of Twente, Netherland in 2017. He then worked as a postdoctoral researcher at the same university. His research is about wave and depth inversion from radar images.



Kuncoro Kohar has been a full-time teacher in one of the private National-Cambridge-IB schools in Surabaya since 2013. He is teaching Mathematics and Physics in high school IGCSE and IBDP. He got his Bachelor’s degree in Industrial Engineering, Widya Mandala Surabaya. He holds another Bachelor of Engineering majoring in Education Industry, Curtin University. He obtained his Master’s degree in Science and Mathematics Education, Curtin University. He worked as a junior lecturer in Research Methodology, Curtin University, and fellow researcher at Australia National University (2011-2012) before going back to Indonesia in 2013. He is focussing on Mathematics and Social Research, becoming a supervisor and Jury at the National and International levels.


Andreas Widy graduated from HKUST BEng and Master of Philosophy in Electronics and Computer Engineering. Currently CEO and Co-founder of Navatics Technology a startup focusing in underwater robotics and technology.
Research interests in marine technologies, sensor fusion and robotics vision.


Devi Handevi attained a bachelor’s degree in Information Technology from Parahyangan Catholic University. During her study, she participated in the University Physics Competition where the team received a Silver Medal. She started working as a freelance software engineer and co founded of a software house in Bandung. She is currently working as a backend engineer in a hospitality industry


Graduated from the Physics Department at Parahyangan Catholic University (UNPAR) in 2018, currently doing his Masters degree in Astrophysics at Bandung Institute of Technology (ITB). As an undergraduate, he and his team participated in COMAP MCM and University Physics Competition, received Honorable Mention and a Silver Medal. He is also a research fellow in ImahNoong Observatory and Planetarium, located in Lembang. His Research interests are Heliophysics, Remote Sensing and Science Education.



Alvian Sulungbudi is a member of the IMMC 2018 Meritorious awarded Team. He currently studies Informatics at the Technical University of Munich, Germany.


Nadya Pramita has been a full-time math teacher since 2000 and is now working in one of IGCSE-IB schools in Surabaya for almost 13 years. She graduated from the Mathematics and Sciences Faculty of Universitas Airlangga, Surabaya and she also holds a master degree in Mathematics Education from Universitas Negeri Surabaya. Her passion is learning something new especially related to applied mathematics, as she is now teaching IB Mathematics: applications and interpretation year 11 and 12.


Yuanita Puspita Dewi Sudarso is currently a lecturer in the Department of Physics, Parahyangan Catholic University, Bandung, Indonesia. She holds Bachelor Degree and Master Degree from Department of Physics, Bandung Institute of Technology. Her research interests include biophysics, medical physics, and nuclear medicine.